Tech News

Fast Factorial Algorithms

Score: 14 | Comments: 4

hackernews May 20, 2026 Read more →

Mercedes’ electric AMG GT 4-door coupe can go 0-60 in 2 seconds

The era of ultra-high performance Mercedes EVs is here. The German automaker finally revealed its new super sedan, the AMG GT 4-door coupe, with technology borrowed from the automaker's XX concept tha

theverge May 20, 2026 Read more →

Key, in sight – A guide, of sorts, to keyboard customization

Score: 21 | Comments: 4

hackernews May 20, 2026 Read more →

Optimizing Cement Kiln Heat Consumption: A Process Engineer’s Python Approach

For over three decades, my world revolved around the deafening roar of industrial fans, the intense glow of the rotary kiln, and the constant pursuit of the perfect clinker. In those traditional days

dev.to May 20, 2026 Read more →

How I Turned 6 Cognitive Science Principles Into an AI Agent That Builds Obsidian Vaults

In 30 years, computers got 100x faster. Our learning method stayed the same: read → highlight → re-read → forget → re-read again. I shared with EMBA students who have to digest hundreds of pages of m

dev.to May 20, 2026 Read more →

Your AI database agent needs better errors than “tool failed”

“Tool failed” is not an error message. It is a debugging tax. When an AI agent queries a database through MCP, failures need to be structured enough for the agent to recover and specific enough for

dev.to May 20, 2026 Read more →

Your MCP database server should not use an admin key

The fastest way to make an AI database agent dangerous is to connect it with the same credential a senior engineer uses in production. The model does not need your admin key. It needs a narrow, expl

dev.to May 20, 2026 Read more →

CDN Cache Invalidation: Why Deleted URLs Still Redirect (And How We Fixed It)

This article was originally published on Jo4 Blog. You deleted the URL. Redis says it's gone. The database confirms it. But users click the link and still get redirected to the destination. cf-cach

dev.to May 20, 2026 Read more →

AI coding agents need browser evidence, not just code inspection

The strongest signal in today's Doramagic GitHub metrics was not an abstract agent framework. It was a practical browser-verification pack: https://github.com/tangweigang-jpg/doramagic-chrome-devtool

dev.to May 20, 2026 Read more →

A YAML-Driven Multi-Channel RestClient — The Story of Building mido-client

I built a Spring Boot 3.2+ open-source library that lets you declare and manage external API channels entirely from YAML. It started in the travel industry The thing is, every OTA has di

dev.to May 20, 2026 Read more →

Synthesio charges $36K+/year for Chinese platform coverage. I built one for $0.045/mention.

Synthesio sells Chinese platform coverage for $36K+/year. Brandwatch and Meltwater sit in roughly the same $24K-80K/year band. I built an Apify Actor that does the equivalent core job — Weibo, RedNote

dev.to May 20, 2026 Read more →

Mini Program Plug-in Architecture: From Theory to Practice

1. What Is a Mini Program Plug-in? A mini program plug-in is a reusable functional module that can be integrated into any mini program. Think of it as a "component-level micro-application"

dev.to May 20, 2026 Read more →

Japan is gripped by mass allergies. A 1950s project is to blame

Score: 194 | Comments: 93

hackernews May 20, 2026 Read more →

FiveThirtyEight articles on the Internet Archive

Score: 268 | Comments: 66

hackernews May 20, 2026 Read more →

We built a 4-model Council to certify AI agents — every decision is in git

TL;DR — AI agents now do real work, but there is no shared way to say what an agent is, what it is good at, and how that claim was checked. So we built one: an independent certification body where eve

dev.to May 20, 2026 Read more →

How Instagram, WhatsApp, Uber & Netflix Would Be Built Today Using Expo Router

Modern large-scale mobile apps demand maintainable architecture, scalable navigation, robust state management, and production-grade performance. Expo Router makes this achievable in React Native with

dev.to May 20, 2026 Read more →

Building KernelMind Part 3: Evaluation, Retrieval Ablations, RAGAS, and Turning The Project Into Something Measurable

By this point, KernelMind had already evolved far beyond the original “embeddings over code” idea. The system now had: AST-aware chunking fully qualified symbol identities graph-aware retrieval hyb

dev.to May 20, 2026 Read more →

Incident Report: Railway Blocked by Google Cloud (Resolved)

Score: 510 | Comments: 323

hackernews May 20, 2026 Read more →

Railway Blocked by Google Cloud

Score: 122 | Comments: 25

hackernews May 20, 2026 Read more →

GitHub is investigating unauthorized access to their internal repositories

Score: 121 | Comments: 23

hackernews May 20, 2026 Read more →